The oil company Idemitsu Kōsan was built on the principles of its founder, Idemitsu Sazō. A Japanese encyclopedia names among them daikazoku shugi, the principle of the great family, based on respect for people.
The business press summarizes it in three absences: shukkinbo nashi, teinen nashi, rōdō kumiai nashi. No attendance records, no retirement age, no labor union. The magazine President titled an article on the company: Idemitsu does not dismiss a single employee.